How do you know if you have a yeast infection?

Patient

Q: I have a light yellow odorless discharge , its very itchy and irritated near my clitorous what does this mean ? i recently lost my virginity and before we became sexually active he got checked for all STD's im also on birth control depo to be exact what's wrong with me ?

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These Q&A’s are for educational purposes and should not be relied upon as a substitute for medical advice you may receive from your physician. If you have a medical emergency, please call 911. These answers do not constitute or initiate a patient/doctor relationship.